Amentum, a global leader in advanced engineering, technical, and professional services serving the US government, allies, and critical infrastructure sectors, is seeking an **HVAC Master Technician** to support a unique US Navy program based on the island of Diego Garcia.

**JOB RESPONSIBILITIES**
The **HVAC Master Technician** , designated as key personnel, will perform and support inspections, testing, maintenance, and repairs on HVAC systems, ensuring optimal system performance and operation. Responsibilities include, but are not limited to:

+ Performing maintenance and repair of **chilled water and Direct Expansion (DX) type centralized air conditioning plant equipment** .
+ Supporting Variable Air Volume (VAV) and Constant Volume type air distribution systems with capacities of **100 tons or greater** .
+ Conducting inspections, fault diagnosis, testing, and preventive maintenance for HVAC systems.
+ Performing troubleshooting and implementing rep...